Stream of consciousness rationale: This is the relevant information: She also won the 1954 Tony Award for Best Performance by a Leading Actress in a Play in Ondine, and received a Special Tony Award in 1968.
The question and answer pair are described below.
Q: Audrey Hepburn received numerous awards and honors during her career. Hepburn won, or was nominated for, awards for her work in motion pictures, television, spoken-word recording, on stage, and humanitarian work. She was five-times nominated for an Academy Award, and was awarded the 1954 Academy Award for Best Actress for her performance in Roman Holiday and the Jean Hersholt Humanitarian Award in 1993, post-humously, for her humanitarian work. She won a record three BAFTA Awards for Best British Actress in a Leading Role, from five nominations, and received a Lifetime Achievement Award in 1992. Hepburn received 10 Golden Globe Award nominations, winning two, and was the recipient of the Cecil B. DeMille Award in 1990. She also won the 1954 Tony Award for Best Performance by a Leading Actress in a Play in Ondine, and received a Special Tony Award in 1968.

Answer this question based on the passage: what did audrey hepburn won a tony for?
A: Best Performance by a Leading Actress in a Play in Ondine